From 0c3f8766b00bfc8e97728f3d96b8d8c084575fa6 Mon Sep 17 00:00:00 2001
From: "Xie, Yuanhao" <yuanhao.xie@intel.com>
Date: Wed, 1 Mar 2023 14:09:47 +0800
Subject: UefiCpuPkg: Check AP_SAFE_STACK_SIZE during build time.

Check if AP_SAFE_STACK_SIZE is aligned with CPU_STACK_ALIGNMENT
during build time.

No functional or structural changes.

Cc: Guo Dong <guo.dong@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Sean Rhodes <sean@starlabs.systems>
Cc: James Lu <james.lu@intel.com>
Cc: Gua Guo <gua.guo@intel.com>
Signed-off-by: Yuanhao Xie <yuanhao.xie@intel.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Tested-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
---
 UefiCpuPkg/Library/MpInitLib/MpLib.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'UefiCpuPkg')

diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.h b/UefiCpuPkg/Library/MpInitLib/MpLib.h
index f5086e497e..a73a89d2a5 100644
--- a/UefiCpuPkg/Library/MpInitLib/MpLib.h
+++ b/UefiCpuPkg/Library/MpInitLib/MpLib.h
@@ -1,7 +1,7 @@
 /** @file
   Common header file for MP Initialize Library.
 
-  Copyright (c) 2016 - 2022, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2016 - 2023, Intel Corporation. All rights reserved.<BR>
   Copyright (c) 2020, AMD Inc. All rights reserved.<BR>
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -311,6 +311,7 @@ typedef struct {
 
 #define AP_SAFE_STACK_SIZE   128
 #define AP_RESET_STACK_SIZE  AP_SAFE_STACK_SIZE
+STATIC_ASSERT ((AP_SAFE_STACK_SIZE & (CPU_STACK_ALIGNMENT - 1)) == 0, "AP_SAFE_STACK_SIZE is not aligned with CPU_STACK_ALIGNMENT");
 
 #pragma pack(1)
 
-- 
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